Square D QO3100VH Miniature Circuit Breaker – 100A – 3 Pole – 240V – Plug-In – VisiTrip – QO Series

The Square D QO3100VH is a QO-series three-pole miniature circuit breaker designed for reliable overcurrent protection in residential, commercial, and light industrial 240VAC distribution systems. It provides thermal magnetic protection for overload and short-circuit conditions and includes a VisiTrip indicator for fast visual identification of a tripped breaker. This model is commonly used in QO load centers, NQ/NQOD panelboards, and OEM distribution equipment where high-capacity three-phase protection is required.

Electrical Ratings

• Current Rating: 100 A
• Voltage Rating: 240 VAC
• Frequency: 50/60 Hz
• Phase: 3 Phase
• Poles: 3 Pole
• Interrupting Rating: 22 kA @ 240 VAC

Protection and Function

• Trip Technology: Thermal Magnetic
• Trip Function: Common Trip (Overload + Short-Circuit Protection)
• Protection Type: Branch circuit protection
• Application: Three-phase power distribution, motors, HVAC, and panelboard feeder circuits

Configuration and Function

• Series: QO Series (Square D / Schneider Electric)
• Model: QO-VH
• Catalog Number: QO3100VH
• Frame Type: QO Miniature Frame
• Mounting Style: Plug-On
• Terminal Type: Box Lug
• Compatibility: QO Load Centers, NQ/NQOD Panelboards, OEM interiors / Speed-D switchboards

Mechanical and Physical Characteristics

• Compact molded breaker housing
• Plug-on installation for QO system compatibility
• Integrated VisiTrip fault indicator for quick troubleshooting
• Box lug terminals for secure conductor termination
• Designed for standard three-phase branch circuit distribution
• Wire range: 4 AWG to 2/0 AWG (Aluminum/Copper)
• Space-efficient QO-frame construction

Standards and Certifications

• UL Listed
• CSA Certified
• Manufactured by Schneider Electric / Square D
• Designed for North American electrical distribution standards

Returns are easy

You may return items within 30 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.